{
    "id": "CVE-2012-0053",
    "published": "2012-01-28 04:05:00",
    "last_modified": "2026-06-16 23:36:34",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
    "cwe": null,
    "description": "protocol.c in the Apache HTTP Server 2.2.x through 2.2.21 does not properly restrict header information during construction of Bad Request (aka 400) error documents, which allows remote attackers to obtain the values of HTTPOnly cookies via vectors involving a (1) long or (2) malformed header in conjunction with crafted web script.",
    "epss_score": "0.82198",
    "epss_percentile": "0.99647",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:18:14",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "apache",
            "product": "http_server"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "opensuse",
            "product": "opensuse"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        },
        {
            "vendor": "redhat",
            "product": "jboss_enterprise_web_server"
        },
        {
            "vendor": "redhat",
            "product": "storage"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_server"
        },
        {
            "vendor": "suse",
            "product": "linux_enterprise_software_development_kit"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "18442",
            "title": "Apache - httpOnly Cookie Disclosure",
            "date": "2012-01-31",
            "url": "https://www.exploit-db.com/exploits/18442"
        }
    ],
    "refs_list": [
        "http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041",
        "http://httpd.apache.org/security/vulnerabilities_22.html",
        "http://kb.juniper.net/JSA10585",
        "http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html",
        "http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00026.html",
        "http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00002.html",
        "http://marc.info/?l=bugtraq&m=133294460209056&w=2",
        "http://marc.info/?l=bugtraq&m=133494237717847&w=2",
        "http://marc.info/?l=bugtraq&m=133951357207000&w=2",
        "http://marc.info/?l=bugtraq&m=136441204617335&w=2",
        "http://rhn.redhat.com/errata/RHSA-2012-0128.html",
        "http://rhn.redhat.com/errata/RHSA-2012-0542.html",
        "http://rhn.redhat.com/errata/RHSA-2012-0543.html",
        "http://secunia.com/advisories/48551",
        "http://support.apple.com/kb/HT5501",
        "http://svn.apache.org/viewvc?view=revision&revision=1235454",
        "http://www.debian.org/security/2012/dsa-2405",
        "http://www.mandriva.com/security/advisories?name=MDVSA-2012:012",
        "http://www.mandriva.com/security/advisories?name=MDVSA-2013:150",
        "http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html",
        "http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html",
        "http://www.securityfocus.com/bid/51706",
        "https://bugzilla.redhat.com/show_bug.cgi?id=785069",
        "https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E",
        "https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E"
    ]
}